2021 BMW 3 Series 2.0 330e M Sport

Overview

• Make: BMW
• Model: 3 Series
• Trim: M Sport
• Version: 2.0 12kWh 330e M Sport Auto RWD Euro 6 (s/s) 4dr (288 bhp)
• Year: 2021
• Mileage: 100,600 miles
• Fuel: Plug-in hybrid (petrol)
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 288 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 31 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 BMW 3 Series M Sport is advertised with 100,600 miles, approximately 45,500 above the typical mileage for its age. The dealer is asking £15,289, which is £1,687 above the AskCar estimate of £13,602. To work out the AskCar estimate, we analyse UK dealer adverts for 6,862 BMW 3 Series cars across different ages and specifications. We first recorded this advert 160 days ago, and its asking price has since fallen by £1,160. The government's MOT record matches its advertised mileage. You can find this car at Herts And Essex Motor Company in Hoddesdon. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £1,687 (12%) over the AskCar estimate of £13,602.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 6,862 priced BMW 3 Series adverts across different ages and specifications, as of 4 November 2026.

Time on sale

This 2021 BMW 3 Series has been on sale for at least 160 days.

Price history

AskCar first saw this advert on 28 May 2026 at £16,449. Its asking price is now £15,289, £1,160 less. The latest price cut was seen on 24 October 2026.

Price changes recorded:

• 29 May 2026: £16,449
• 16 June 2026: £16,349
• 17 July 2026: £15,989
• 5 September 2026: £15,489
• 24 October 2026: £15,289

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 5 December 2026.

It has had 5 MOTs. The latest, on 25 November 2025, passed.

Advisories at the latest test: nearside rear tyre worn close to legal limit/worn on edge; offside rear tyre worn close to legal limit/worn on edge.

Mileage at that test: 91,585 miles, which matches the advertised 100,600 miles.

Advertised mileage is about 45,500 miles higher than the median mileage of a 2021 BMW 3 Series on AskCar.

Similar cars

84 other 2021 BMW 3 Series M Sport 2.0 plug-in hybrid automatic saloons are for sale at UK dealers, from £10,499 to £24,995, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW 3 Series M Sport, 2.0 plug-in hybrid saloon, black. Mileage: 99,900 miles. Price: £13,995, £1,294 less than this car. Dealer: BKZ Prestige in Brentwood. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-ed56413aa03a
• 2021 BMW 3 Series M Sport, 2.0 plug-in hybrid saloon, grey. Mileage: 103,231 miles. Price: £19,995, £4,706 more than this car. Dealer: MDM Motor in Newry. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-3cf4cf2ff413
• 2021 BMW 3 Series M Sport, 2.0 plug-in hybrid saloon, white. Mileage: 97,095 miles. Price: £15,000, £289 less than this car. Dealer: Quantum Cars in Havering. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-c6eb4d736d4d

• The nearest: 2021 BMW 3 Series M Sport, 2.0 plug-in hybrid saloon, blue, 9 miles from this car. Mileage: 37,000 miles. Price: £20,490, £5,201 more than this car. Dealer: Dick Lovett in Potters Bar. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-47eed72704cc